/Engine/Source/Runtime/Core/Public/Math/TransformCalculus2D.h
Concatenates two transforms. Result is equivalent to transforming first by this, followed by RHS.Concat(A,B)== (P * MA + TA) * MB + TB == (P * MA * MB) + TA*MB + TB NewM == MA * MB NewT == TA * MB + TB
[TTransform2](API\Runtime\Core\Math\TTransform2) Concatenate ( const [TTransform2](API\Runtime\Core\Math\TTransform2) & RHS ) const